Pierburg 7.14408.03.0 Electronic Throttle Body Module

Overview of Pierburg Electronic Throttle Body Module

The Pierburg 7.14408.03.0 electronic throttle body module is designed for precise air intake control in select GM vehicles. Engineered with a 77mm main port inside diameter and operating on a 12-volt electric system, this component ensures reliable throttle response and optimized engine performance.

• Main port inside diameter: 77.00 mm for accurate airflow regulation
• Electric operating mode for smooth throttle control
• Compatible with 12V electrical systems
• Technical information reference: Si 0092
• Direct fit for multiple Buick, Chevrolet, GMC, Hummer, Oldsmobile, and Pontiac models

Technical Details and Compatibility

This electronic throttle body module (part number 7.14408.03.0) is specifically designed to replace factory throttle bodies in vehicles such as the Buick Rainier, Chevrolet Colorado, GMC Canyon, Hummer H3, Oldsmobile Bravada, Pontiac Grand Prix, and others. The 77mm main port diameter allows for precise air metering, which is critical for maintaining proper engine air-fuel ratios. Operating electrically at 12 volts, it integrates seamlessly with the vehicle’s engine management system to provide responsive throttle input and improved drivability.

Applications and Problem Resolution

This Pierburg electronic throttle body module is used to control the amount of air entering the engine, directly affecting engine performance and emissions. It is commonly installed to address issues such as:

• Erratic or unresponsive throttle behavior
• Engine stalling or hesitation during acceleration
• Check engine light triggered by throttle position sensor faults
• Reduced fuel efficiency due to improper air intake
• Rough idle or inconsistent engine speed

Installation Notes and Tips

Installation of the Pierburg 7.14408.03.0 electronic throttle body module should be performed by a qualified technician familiar with GM vehicle systems. Ensure the vehicle’s battery is disconnected before removal to prevent electrical damage. After installation, it may be necessary to perform a throttle body relearn procedure using a diagnostic tool to calibrate the module with the engine control unit. Verify all electrical connections are secure and free of corrosion.

Quality Assurance and Warranty

Manufactured by Pierburg, a reputable supplier of automotive fuel and air delivery components, this electronic throttle body module meets OEM specifications for fit and function. The part is backed by Pierburg’s quality standards and typically includes a limited warranty against defects in materials and workmanship. Refer to the product documentation for specific warranty terms.